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SubjectRe: 回复: 回复: [PATC H v2] usb: gadget : function: printer: fix use-after-free in __lock_acquire
On Wed, Jun 10, 2020 at 04:58:44AM +0000, Zhang, Qiang wrote:
> cdev object reference count and "struct printer_dev" object
> reference count(kref), This two reference counts do not conflict. in
> file usb-skeleton.c also used a similar method, "struct usb_skel"
> contains kref members.

I do not understand what you are referring to here, sorry.

greg k-h

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